00497naa a2200181 a 450000100080000000500110000800800410001910000180006024500470007826000060012565300160013165300170014765300070016465300310017165300190020265300140022177300800023510159532001-02-23               bl uuuu     u00u1 u    #d1 aALTHOFF, D.A.  aAnalise do ph das chuvas em Urussanga, SC.  c0  aChuva acida  aMeteorologia  aPH  aPrecipitacao pluviometrica  aSanta Catarina  aUrussanga  tAgropecuaria Catarinense, Florianopolisgv.7, n.3, p.30-31, dez./fev. 1994.